112321900129 has 2 divisors, whose sum is σ = 112321900130. Its totient is φ = 112321900128.

The previous prime is 112321900063. The next prime is 112321900151. The reversal of 112321900129 is 921009123211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77782421025 + 34539479104 = 278895^2 + 185848^2 .

It is a cyclic number.

It is not a de Polignac number, because 112321900129 - 2¹¹ = 112321898081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112321900129.

It is not a weakly prime, because it can be changed into another prime (112321900189) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56160950064 + 56160950065.

It is an arithmetic number, because the mean of its divisors is an integer number (56160950065).

Almost surely, 2^112321900129 is an apocalyptic number.

It is an amenable number.

112321900129 is a deficient number, since it is larger than the sum of its proper divisors (1).

112321900129 is an equidigital number, since it uses as much as digits as its factorization.

112321900129 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 31.

The spelling of 112321900129 in words is "one hundred twelve billion, three hundred twenty-one million, nine hundred thousand, one hundred twenty-nine".